The impact of bus punctuality on users’ decisions and welfare

Document Type

Journal Article

Publication Date

2023

Subject Area

mode - bus, operations - crowding, operations - reliability, economics - pricing, ridership - commuting, ridership - behaviour, planning - methods

Keywords

Public transport, reliability, punctuality, user equilibrium

Abstract

This paper proposes a public transport users’ scheduling model that considers crowding inside vehicles, waiting time, and punctuality as a reliability measure. Commuters simultaneously make two choices: the preferred bus and the timing to arrive at the bus stop (on time or late). Public transport punctuality is the probability of being on time or late, generating a parameter of public transport reliability. We compute users’ equilibrium, social optimum, and first-best pricing and analytically devise a methodology to obtain the second-best pricing. Using numerical analysis, we show that (i) punctuality plays an essential role in the commuter strategy modifying according to its level, (ii) commuters’ strategy changes according to how reliable the system is, and (iii) second-best pricing is efficient only for limited cases.

Rights

Permission to publish the abstract has been given by Taylor&Francis, copyright remains with them.

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